Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing

This Question is Closed

satellite73 Group TitleBest ResponseYou've already chosen the best response.2
too many equal signs
 3 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.2
oh my fault i see \[2x+7y=3\] \[9x+y=46\] sorry
 3 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.2
you want elimination or substitution ?
 3 years ago

mathstoopidz Group TitleBest ResponseYou've already chosen the best response.0
Substitution
 3 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.2
then solve second equation for y, because it is easiest \[9x+y=46\] \[y=9x+46\] and substitute into first equation
 3 years ago

Alexis1994_13 Group TitleBest ResponseYou've already chosen the best response.0
2x+7y=3 (*9) > 18x+63y=27 9x+y=46 (*2) > 18x+2y=92 <=> 65y=65 <=>y=1
 3 years ago

Alexis1994_13 Group TitleBest ResponseYou've already chosen the best response.0
2x+7*1=3 => 2x=10 => x=5
 3 years ago

Alexis1994_13 Group TitleBest ResponseYou've already chosen the best response.0
You are welcome :p
 3 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.2
\[2x+7y=3\] \[2x+7(9x+46)=3\] \[65x+322=3\] \[65x=325\] \[x=5\]
 3 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.2
the find y by substitution. Alexis got right answer using elimination. doesn't matter which you use
 3 years ago

Alexis1994_13 Group TitleBest ResponseYou've already chosen the best response.0
We are both great ^^
 3 years ago

mathstoopidz Group TitleBest ResponseYou've already chosen the best response.0
Yes, You both are. I just wish I could understand this better... still confused :/
 3 years ago

mathstoopidz Group TitleBest ResponseYou've already chosen the best response.0
what would an ordered pair be?
 3 years ago

Alexis1994_13 Group TitleBest ResponseYou've already chosen the best response.0
Just write what I am writing and if you still have any questions tell me.
 3 years ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.